126275533 has 2 divisors, whose sum is σ = 126275534. Its totient is φ = 126275532.

The previous prime is 126275491. The next prime is 126275537. The reversal of 126275533 is 335572621.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 119290084 + 6985449 = 10922^2 + 2643^2 .

It is a cyclic number.

It is not a de Polignac number, because 126275533 - 2⁹ = 126275021 is a prime.

It is a super-3 number, since 3×126275533³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (126275537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63137766 + 63137767.

It is an arithmetic number, because the mean of its divisors is an integer number (63137767).

Almost surely, 2^126275533 is an apocalyptic number.

It is an amenable number.

126275533 is a deficient number, since it is larger than the sum of its proper divisors (1).

126275533 is an equidigital number, since it uses as much as digits as its factorization.

126275533 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 37800, while the sum is 34.

The square root of 126275533 is about 11237.2386732684. The cubic root of 126275533 is about 501.6949584061.

The spelling of 126275533 in words is "one hundred twenty-six million, two hundred seventy-five thousand, five hundred thirty-three".